7 instances from 1 year 2016 - 7 instances Jan Feb Mar Apr May Jun Jul Aug Sep 20 4 Sep 20, 2016 4 instances 04:10:11 04:14:03 04:14:43 04:18:49 Oct 4 5 2 Oct 5, 2016 2 instances 06:31:05 10:25:20 Nov Dec